Catalina goby Care Guide

Overview

The Catalina goby, native to the Pacific coast of North America from Monterey Bay, California, to southern Baja California, Mexico, is a small, vibrant fish that adds color to marine aquariums. Rated as "Least Concern" for conservation status, the Catalina goby is a moderately vibrant fish requiring moderate care. It is uncommon in trade but not too difficult to maintain in captivity.

Tank Setup

To ensure a healthy environment for the Catalina goby, maintain a tank temperature between 20°C and 25°C, and ensure a stable pH level within the range of 8.1 to 8.4. Provide at least 38 liters of water per fish. This species thrives in well-aerated, clean water conditions. Include plenty of hiding spots in the form of rocks, caves, or corals, as they enjoy having areas to retreat.

Feeding

Catalina gobies are carnivorous and prefer a diet of small meaty foods. Feed them live or frozen brine shrimp, mysis shrimp, and other suitable small marine foods. Ensure feeding is done in small quantities multiple times a day to mimic their natural foraging behavior.

Behavior and Compatibility

The Catalina goby is moderately territorial, so it’s crucial to monitor their interactions with other fish. They can coexist with other non-aggressive species but maintain a peaceful tank environment to prevent stress. Generally, they do well in community tanks when provided with sufficient space and hiding spots to establish their territories.

Care Tips

Ensure regular tank maintenance by cleaning the substrate and performing water changes of at least 10-20% weekly to maintain water quality. Regularly monitor water parameters and adjust as necessary to prevent fluctuations that could stress the fish. Pay close attention to signs of stress or illness and act promptly to address issues. The Catalina goby, with its vibrant colors and distinct presence, can be a delightful addition to a marine aquarium, requiring a moderate level of care and attention. By providing the appropriate setup and maintaining good water quality, aquarists can enjoy the beauty and personality of this unique fish.